add unix installer script

README.md

@@ -5,6 +5,17 @@ This is a simple python app to manage DyDNS updates for
 the user manually creating and entering ClouDNS update URLs,
 but I plan to integrate with the ClouDNS in the very near future.
 
+## Installation
+
+This client can currently be installed as systemd service
+on most unix distributions. 
+
+To install this client as a system service:
+
+```shell
+curl -fsSL https://raw.githubusercontent.com/rjojjr/cloudns-ddns-client/master/scripts/linux-installer.sh | sudo bash
+```
+
 ## USAGE
 
 ### Adding Hostnames
@@ -13,6 +24,9 @@ To add a ClouDNS hostname for updates, run this app
 with the `-a`(or `--add-hostname`) flag followed by the hostname and then the
 DyDNS update URL provided by the ClouDNS webapp.
 
+**IMPORTANT** - Run the `--add-hostname` cmd with the `sudo` when 
+running this client as systemd service.
+
 EX:
 
 ```shell

scripts/cloudns-client

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+python3 /usr/local/cloudns-ddns-client/src/main.py "$@"

scripts/linux-installer.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+
+echo 'Installing ClouDNS DyDNS Update Client'
+
+# TODO - version argument
+# TODO - argument to install from local repo(no git clone)
+
+# TODO - install deps. for other OSes
+if [[ "$1" == "--install-apt-deps" ]]; then
+  echo 'Installing apt dependencies'
+  {
+    apt install python3-pip -y && \
+      apt install python3-venv -y
+  } || {
+    echo 'Failed to install Torch Tuner CLI apt dependencies' && \
+      exit 1
+  }
+
+fi
+
+cd /usr/local || (mkdir -p /usr/local && (cd /usr/local || (echo 'failed to create install directory at /usr/local' && exit 1)))
+
+if [ -d ./cloudns-ddns-client  ]; then
+  echo "Removing old update client install"
+  {
+    rm -rf ./torch-tuner
+  } || {
+    echo 'Failed to remove old update client install' && \
+    exit 1
+  }
+fi
+
+{
+  git clone https://github.com/rjojjr/cloudns-ddns-client.git
+} || {
+  echo 'Failed to clone update client' && \
+    exit 1
+}
+
+{
+  cd cloudns-ddns-client
+} || {
+  echo 'Failed to navigate to cloudns-ddns-client directory' && \
+      exit 1
+}
+
+{
+  echo 'Installing update client as system wide application' && \
+  cp scripts/cloudns-client /bin/cloudns-client && \
+  sudo chmod +x /bin/cloudns-client
+} || {
+  echo 'Failed to install update client as system wide application' && \
+      exit 1
+}
+
+{
+  echo 'Installing update client systemd service' && \
+    cp svc/cloudns-ddns-update-client.service /etc/systemd/system/ && \
+    sudo systemctl enable cloudns-ddns-update-client.service && \
+    sudo systemctl start cloudns-ddns-update-client.service
+} || {
+    echo 'Failed to install update client service' && \
+    exit 1
+}
+
+echo 'ClouDNS DyDNS Update Client installed successfully!'